Bump android-luajit-launcher (#7137)
Bump android-luajit-launcher (#7137)

* Check available width when using a viewport

* Mention that available_width should always match width
Frenzie/koreader,NiLuJe/koreader,pazos/koreader,poire-z/koreader,Frenzie/koreader,NiLuJe/koreader,poire-z/koreader,koreader/koreader,koreader/koreader,Hzj-jie/koreader,mwoz123/koreader